asiana airlines crash in san francisco. documents released before an ntsb hearing today show the training pilot on the flight told investigators he was nervous because a system that helps planes land was disabled for runway repairs. three people lost their lives and more than 200 others injured. tom costello joins us live from washington with more. there's new video of the crash as well released by the ntsb, right? >> this is pretty dramatic video. this was taken from a surveillance camera, apparently near the airport. you can see this plane coming in and watch what happens, dramatically coming down and hitting the sea wall and cart wheel down the runway before it slams to the ground. a total of three people killed, one of whom was the teenager killed by a responding fire engine who didn't see her buried in the foam and ran over her. this is very much about why the crew of this flight failed to notice that the air speed had